The Nut,plain,square, cataloged under National Stock Number 5310-00-982-9138, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cummins Power Generation Inc.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-982-9138 |
| Primary Part Number | 863-0002 |
| Item Name | Nut,plain,square |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Cummins Power Generation Inc. |
| Status | CANCELLED |
| Nut Height | 0.219 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.250 INCHES IN |
| Thread Quantity Per Inch | 20 |
| Bearing Surface Type | WASHER FACED |
| Surface Treatment Document and Classification | MIL-Z-17871 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Width Across Flats | 0.438 INCHES NOMINAL IN |
| Thread Class | 2B |
| Nut Style | SQUARE |
| Thread Direction | RIGHT-HAND |
| Material | STEEL COMP 1109 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1120 OVERALL |
| Material Document and Classification | QQ-S-633 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Surface Treatment | ZINC OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5310-00-982-9138 is a Nut,plain,square, manufactured by Cummins Power Generation Inc., classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-982-9138 has 2 cross-referenced part numbers: 863-0002 (Cummins Power Generation Inc.), MS21304-1 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There is 1 known substitute for 5310-00-982-9138: 5310-00-982-4938. Verify interchangeability with system specifications before substitution.
Key specifications for 863-0002: Nut Height: 0.219 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Nominal Thread Size: 0.250 INCHES IN; Thread Quantity Per Inch: 20. 13 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-982-9138 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.